/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var ActionButton = Container.expand(function (actionType) {
	var self = Container.call(this);
	self.actionType = actionType;
	var buttonGraphics = self.attachAsset(actionType, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Action image is now visible without text overlay
	self.down = function (x, y, obj) {
		// Visual feedback - make button slightly darker when pressed
		buttonGraphics.tint = 0x666666;
		if (self.actionType === 'pickaxe') {
			// Mining action - check for adjacent rocks
			for (var i = 0; i < rocks.length; i++) {
				var rock = rocks[i];
				if (!rock.destroyed) {
					var dx = rock.x - player.x;
					var dy = rock.y - player.y;
					var distance = Math.sqrt(dx * dx + dy * dy);
					if (distance <= 80) {
						rock.hit();
						break; // Mine only one rock per click
					}
				}
			}
		} else if (self.actionType === 'sword') {
			// Attack action - check for adjacent slimes
			for (var i = 0; i < slimes.length; i++) {
				var slime = slimes[i];
				if (!slime.destroyed) {
					var dx = slime.x - player.x;
					var dy = slime.y - player.y;
					var distance = Math.sqrt(dx * dx + dy * dy);
					if (distance <= 80 && hasLineOfSight(player.x, player.y, slime.x, slime.y)) {
						slime.takeDamage(34); // 3 hits to kill (100/3 = ~34 damage)
						LK.getSound('attack').play();
						break; // Attack only one slime per click
					}
				}
			}
		}
	};
	self.up = function (x, y, obj) {
		// Reset button color when released
		buttonGraphics.tint = 0xFFFFFF;
	};
	return self;
});
var DirectionalButton = Container.expand(function (direction) {
	var self = Container.call(this);
	self.direction = direction;
	self.isPressed = false;
	self.moveTimer = null;
	var buttonGraphics = self.attachAsset('arrow' + direction.charAt(0).toUpperCase() + direction.slice(1), {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Method to move player in the button's direction
	self.movePlayer = function () {
		var moveDistance = 20; // Increased movement distance for faster speed
		var newX = player.x;
		var newY = player.y;
		if (self.direction === 'Up') {
			newY = player.y - moveDistance;
		} else if (self.direction === 'Down') {
			newY = player.y + moveDistance;
		} else if (self.direction === 'Left') {
			newX = player.x - moveDistance;
		} else if (self.direction === 'Right') {
			newX = player.x + moveDistance;
		}
		// Keep player within bounds
		newX = Math.max(64, Math.min(1984, newX));
		newY = Math.max(164, Math.min(2668, newY));
		// Check collision before moving 
		if (!checkCollisionWithSolids(newX, newY, 15)) {
			player.x = newX;
			player.y = newY;
			// Update player facing direction based on movement
			if (self.direction === 'Left') {
				player.setFacingDirection('left');
			} else if (self.direction === 'Right') {
				player.setFacingDirection('right');
			} else if (self.direction === 'Up') {
				player.setFacingDirection('up');
			} else if (self.direction === 'Down') {
				player.setFacingDirection('down');
			}
		}
	};
	// Arrow image is now visible without text overlay
	self.down = function (x, y, obj) {
		// Visual feedback - make button slightly darker when pressed
		buttonGraphics.tint = 0x3A7BC8;
		self.isPressed = true;
		// Move immediately on press
		self.movePlayer();
		// Start continuous movement timer
		self.moveTimer = LK.setInterval(function () {
			if (self.isPressed) {
				self.movePlayer();
			}
		}, 80); // Move every 80ms while pressed for faster speed
	};
	self.up = function (x, y, obj) {
		// Reset button color when released
		buttonGraphics.tint = 0xFFFFFF;
		self.isPressed = false;
		// Clear continuous movement timer
		if (self.moveTimer) {
			LK.clearInterval(self.moveTimer);
			self.moveTimer = null;
		}
	};
	return self;
});
var FloorTile = Container.expand(function () {
	var self = Container.call(this);
	var tileGraphics = self.attachAsset('floorTile', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	// Add subtle border to show grid lines
	tileGraphics.alpha = 0.3;
	return self;
});
var HealthItem = Container.expand(function () {
	var self = Container.call(this);
	var heartGraphics = self.attachAsset('heart', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 32,
		height: 32
	});
	self.collected = false;
	self.healAmount = 25;
	self.collect = function () {
		if (self.collected) return;
		self.collected = true;
		LK.getSound('collect').play();
		player.heal(self.healAmount);
		// Remove from healthItems array
		for (var i = healthItems.length - 1; i >= 0; i--) {
			if (healthItems[i] === self) {
				healthItems.splice(i, 1);
				break;
			}
		}
		game.removeChild(self);
	};
	return self;
});
var InventoryButton = Container.expand(function () {
	var self = Container.call(this);
	var buttonGraphics = self.attachAsset('inventoryButton', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.down = function (x, y, obj) {
		buttonGraphics.tint = 0x666666;
		// Toggle inventory interface
		if (inventoryInterface.visible) {
			inventoryInterface.visible = false;
		} else {
			inventoryInterface.visible = true;
			updateInventoryInterface();
		}
	};
	self.up = function (x, y, obj) {
		buttonGraphics.tint = 0xFFFFFF;
	};
	return self;
});
var InventoryInterface = Container.expand(function () {
	var self = Container.call(this);
	// Create background panel
	var background = self.attachAsset('inventoryBackground', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Create border
	var border = self.attachAsset('inventoryBorder', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.addChildAt(border, 0);
	// Title text
	var titleText = new Text2('Inventory', {
		size: 40,
		fill: 0xFFFFFF
	});
	titleText.anchor.set(0.5, 0);
	titleText.x = 0;
	titleText.y = -180;
	self.addChild(titleText);
	self.itemSlots = [];
	// Create grid of item slots (6x4 grid)
	var slotSize = 80;
	var slotSpacing = 90;
	var startX = -225;
	var startY = -120;
	for (var row = 0; row < 4; row++) {
		for (var col = 0; col < 6; col++) {
			var slotContainer = new Container();
			// Slot background
			var slotBg = LK.getAsset('inventorySlot', {
				anchorX: 0.5,
				anchorY: 0.5
			});
			slotContainer.addChild(slotBg);
			slotContainer.x = startX + col * slotSpacing;
			slotContainer.y = startY + row * slotSpacing;
			self.addChild(slotContainer);
			self.itemSlots.push(slotContainer);
		}
	}
	self.visible = false;
	return self;
});
var Ladder = Container.expand(function () {
	var self = Container.call(this);
	var ladderGraphics = self.attachAsset('ladder', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	self.used = false;
	self.use = function () {
		if (self.used) return;
		self.used = true;
		currentFloor++;
		generateFloor();
	};
	return self;
});
var Merchant = Container.expand(function () {
	var self = Container.call(this);
	var npcGraphics = self.attachAsset('npc', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 192,
		height: 192
	});
	self.down = function (x, y, obj) {
		// Open merchant interface
		openMerchantInterface();
	};
	return self;
});
var Player = Container.expand(function () {
	var self = Container.call(this);
	var playerGraphics = self.attachAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	var playerVerticalGraphics = self.attachAsset('playerVertical', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	playerVerticalGraphics.visible = false; // Hide vertical sprite initially
	var playerDownGraphics = self.attachAsset('playerDown', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	playerDownGraphics.visible = false; // Hide down sprite initially
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.speed = 3;
	self.attackRange = 80;
	self.attackDamage = 25;
	self.lastAttackTime = 0;
	self.attackCooldown = 500;
	self.facingDirection = 'right'; // Track which direction player is facing
	self.lastX = 0; // Track last position to determine movement direction
	self.lastY = 0;
	// Method to update sprite direction based on facing
	self.updateSpriteDirection = function () {
		if (self.facingDirection === 'left') {
			playerGraphics.visible = true;
			playerVerticalGraphics.visible = false;
			playerDownGraphics.visible = false;
			playerGraphics.scale.x = -1; // Flip sprite horizontally
			playerGraphics.rotation = 0; // No rotation
		} else if (self.facingDirection === 'right') {
			playerGraphics.visible = true;
			playerVerticalGraphics.visible = false;
			playerDownGraphics.visible = false;
			playerGraphics.scale.x = 1; // Normal sprite orientation
			playerGraphics.rotation = 0; // No rotation
		} else if (self.facingDirection === 'up') {
			playerGraphics.visible = false;
			playerVerticalGraphics.visible = true;
			playerDownGraphics.visible = false;
			playerVerticalGraphics.scale.x = 1; // Normal scale
			playerVerticalGraphics.rotation = 0; // No rotation - use original up sprite
		} else if (self.facingDirection === 'down') {
			playerGraphics.visible = false;
			playerVerticalGraphics.visible = false;
			playerDownGraphics.visible = true;
			playerDownGraphics.scale.x = 1; // Normal scale
			playerDownGraphics.rotation = 0; // No rotation - use separate down sprite
		}
	};
	// Method to set facing direction and update sprite
	self.setFacingDirection = function (direction) {
		if (direction === 'left' || direction === 'right' || direction === 'up' || direction === 'down') {
			self.facingDirection = direction;
			self.updateSpriteDirection();
		}
	};
	self.takeDamage = function (damage) {
		self.health -= damage;
		if (self.health <= 0) {
			self.health = 0;
			LK.showGameOver();
		}
		LK.effects.flashObject(self, 0xFF0000, 300);
		LK.getSound('hurt').play();
	};
	self.heal = function (amount) {
		self.health = Math.min(self.maxHealth, self.health + amount);
	};
	self.canAttack = function () {
		return LK.ticks - self.lastAttackTime > self.attackCooldown;
	};
	self.canMoveTo = function (x, y) {
		return !checkCollisionWithSolids(x, y, 15);
	};
	self.update = function () {
		// Detect movement direction and update facing
		if (self.x !== self.lastX) {
			if (self.x > self.lastX) {
				self.setFacingDirection('right');
			} else if (self.x < self.lastX) {
				self.setFacingDirection('left');
			}
		} else if (self.y !== self.lastY) {
			if (self.y > self.lastY) {
				self.setFacingDirection('down');
			} else if (self.y < self.lastY) {
				self.setFacingDirection('up');
			}
		}
		// Update last position for next frame
		self.lastX = self.x;
		self.lastY = self.y;
	};
	self.attack = function () {
		if (!self.canAttack()) return;
		self.lastAttackTime = LK.ticks;
		LK.getSound('attack').play();
		// Check for slimes in attack range with line of sight
		for (var i = 0; i < slimes.length; i++) {
			var slime = slimes[i];
			var dx = slime.x - self.x;
			var dy = slime.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance <= self.attackRange && hasLineOfSight(self.x, self.y, slime.x, slime.y)) {
				slime.takeDamage(self.attackDamage);
			}
		}
		// Check for rocks in attack range with line of sight
		for (var i = 0; i < rocks.length; i++) {
			var rock = rocks[i];
			var dx = rock.x - self.x;
			var dy = rock.y - self.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance <= self.attackRange && hasLineOfSight(self.x, self.y, rock.x, rock.y)) {
				rock.hit();
			}
		}
	};
	return self;
});
var Resource = Container.expand(function (type) {
	var self = Container.call(this);
	self.type = type;
	self.collected = false;
	var resourceGraphics = self.attachAsset(type, {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 32,
		height: 32
	});
	self.collect = function () {
		if (self.collected) return;
		self.collected = true;
		LK.getSound('collect').play();
		// Update inventory
		if (!inventory[self.type]) {
			inventory[self.type] = 0;
		}
		inventory[self.type]++;
		// Remove from resources array
		for (var i = resources.length - 1; i >= 0; i--) {
			if (resources[i] === self) {
				resources.splice(i, 1);
				break;
			}
		}
		game.removeChild(self);
	};
	return self;
});
var Rock = Container.expand(function (rockType) {
	var self = Container.call(this);
	self.rockType = rockType || 'rock';
	var rockGraphics = self.attachAsset(self.rockType, {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	self.maxHealth = 3;
	self.health = self.maxHealth;
	self.destroyed = false;
	self.mined = false;
	self.hit = function () {
		if (self.destroyed) return;
		self.health--;
		LK.getSound('mine_hit').play();
		LK.effects.flashObject(self, 0xFFFFFF, 200);
		if (self.health <= 0) {
			self.mine();
		}
	};
	self.mine = function () {
		if (self.mined || self.destroyed) return;
		self.mined = true;
		// Animate to half size and make collectable
		tween(rockGraphics, {
			width: 32,
			height: 32
		}, {
			duration: 300,
			easing: tween.easeOut,
			onFinish: function onFinish() {
				// Now it becomes a collectable resource
				self.collectable = true;
				// If this rock has the ladder, reveal it underneath
				if (self.hasLadder && !ladder) {
					ladder = new Ladder();
					ladder.x = self.x;
					ladder.y = self.y;
					game.addChild(ladder);
				}
			}
		});
	};
	self.destroy = function () {
		if (self.destroyed) return;
		self.destroyed = true;
		// Drop resources based on rock type
		var resource;
		if (self.rockType === 'coal') {
			resource = new Resource('coal');
		} else if (self.rockType === 'copper_ore') {
			resource = new Resource('copper_ore');
		} else if (self.rockType === 'iron_ore') {
			resource = new Resource('iron_ore');
		} else if (self.rockType === 'gold_ore') {
			resource = new Resource('gold_ore');
		} else if (self.rockType === 'gem') {
			resource = new Resource('gem');
		} else {
			// Regular rock always drops a rock resource
			resource = new Resource('rock');
		}
		if (resource) {
			resource.x = self.x;
			resource.y = self.y;
			resources.push(resource);
			game.addChild(resource);
		}
		// Ladder is now spawned when mining the pre-determined ladder rock, not randomly on destroy
		// Remove from rocks array
		for (var i = rocks.length - 1; i >= 0; i--) {
			if (rocks[i] === self) {
				rocks.splice(i, 1);
				break;
			}
		}
		game.removeChild(self);
	};
	self.collect = function () {
		if (!self.collectable || self.destroyed) return;
		LK.getSound('collect').play();
		// Update inventory
		if (!inventory[self.rockType]) {
			inventory[self.rockType] = 0;
		}
		inventory[self.rockType]++;
		self.destroy();
	};
	return self;
});
var Slime = Container.expand(function () {
	var self = Container.call(this);
	var slimeGraphics = self.attachAsset('slime', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	self.maxHealth = 100;
	self.health = self.maxHealth;
	self.speed = 1;
	self.attackDamage = 15;
	self.lastAttackTime = 0;
	self.attackCooldown = 1000;
	self.attackRange = 50;
	self.lastDamageTime = 0;
	self.damageInterval = 100; // 0.1 seconds between damage ticks
	self.destroyed = false;
	self.takeDamage = function (damage) {
		if (self.destroyed) return;
		self.health -= damage;
		LK.effects.flashObject(self, 0xFF0000, 200);
		if (self.health <= 0) {
			self.destroy();
		}
	};
	self.destroy = function () {
		if (self.destroyed) return;
		self.destroyed = true;
		// Always drop slime item
		var slimeResource = new Resource('slime');
		slimeResource.x = self.x;
		slimeResource.y = self.y;
		resources.push(slimeResource);
		game.addChild(slimeResource);
		// Drop heart sometimes
		if (Math.random() < 0.3) {
			var heart = new HealthItem();
			heart.x = self.x;
			heart.y = self.y;
			healthItems.push(heart);
			game.addChild(heart);
		}
		// Remove from slimes array
		for (var i = slimes.length - 1; i >= 0; i--) {
			if (slimes[i] === self) {
				slimes.splice(i, 1);
				break;
			}
		}
		// Increase score
		LK.setScore(LK.getScore() + 10);
		game.removeChild(self);
	};
	self.update = function () {
		if (self.destroyed) return;
		// Check if player is visible (line of sight)
		var dx = player.x - self.x;
		var dy = player.y - self.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (hasLineOfSight(self.x, self.y, player.x, player.y) && distance < 300) {
			// Move towards player if visible and within detection range in any direction (including diagonals)
			var moveX = dx / distance * self.speed;
			var moveY = dy / distance * self.speed;
			var newX = self.x + moveX;
			var newY = self.y + moveY;
			// Check collision before moving (only with solids and other slimes, not player)
			if (!checkCollisionWithSolids(newX, newY, 15) && !checkCollisionWithSlimes(newX, newY, 15, self)) {
				self.x = newX;
				self.y = newY;
			}
			// Apply damage if touching player in any direction (including diagonals)
			if (distance <= 50 && LK.ticks - self.lastDamageTime > self.damageInterval) {
				self.lastDamageTime = LK.ticks;
				player.takeDamage(Math.floor(player.maxHealth * 0.05)); // 5% damage
			}
		}
	};
	return self;
});
var Wall = Container.expand(function () {
	var self = Container.call(this);
	var wallGraphics = self.attachAsset('wall', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 64,
		height: 64
	});
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2F1B14
});

/**** 
* Game Code
****/ 
var player;
var rocks = [];
var slimes = [];
var resources = [];
var healthItems = [];
var ladder;
var inventory = {};
var currentFloor = 0; // Start at floor 0 (surface)
var walls = [];
var floorTiles = [];
var inventoryInterface;
var inventoryButton;
var merchant;
var forestObjects = [];
var merchantInterface;
var isInMine = false;
function checkCollisionWithWalls(x, y, radius) {
	for (var i = 0; i < walls.length; i++) {
		var wall = walls[i];
		var dx = Math.abs(x - wall.x);
		var dy = Math.abs(y - wall.y);
		if (dx < 32 + radius && dy < 32 + radius) {
			return true;
		}
	}
	return false;
}
function checkCollisionWithSolids(x, y, radius) {
	// Check collision with walls
	for (var i = 0; i < walls.length; i++) {
		var wall = walls[i];
		var dx = Math.abs(x - wall.x);
		var dy = Math.abs(y - wall.y);
		if (dx < 32 + radius && dy < 32 + radius) {
			return true;
		}
	}
	// Check collision with rocks
	for (var i = 0; i < rocks.length; i++) {
		var rock = rocks[i];
		if (!rock.destroyed && !rock.mined) {
			var dx = Math.abs(x - rock.x);
			var dy = Math.abs(y - rock.y);
			if (dx < 16 + radius && dy < 16 + radius) {
				return true;
			}
		}
	}
	// Check collision with forest objects (trees and bushes)
	for (var i = 0; i < forestObjects.length; i++) {
		var forestObj = forestObjects[i];
		var dx = Math.abs(x - forestObj.x);
		var dy = Math.abs(y - forestObj.y);
		var objRadius = forestObj.width > 64 ? 48 : 24; // Trees are bigger
		if (dx < objRadius + radius && dy < objRadius + radius) {
			return true;
		}
	}
	return false;
}
function checkCollisionWithSlimes(x, y, radius, excludeSlime) {
	for (var i = 0; i < slimes.length; i++) {
		var slime = slimes[i];
		if (!slime.destroyed && slime !== excludeSlime) {
			var dx = Math.abs(x - slime.x);
			var dy = Math.abs(y - slime.y);
			if (dx < 50 + radius && dy < 50 + radius) {
				return true;
			}
		}
	}
	return false;
}
function checkCollisionWithPlayer(x, y, radius) {
	if (!player) return false;
	var dx = Math.abs(x - player.x);
	var dy = Math.abs(y - player.y);
	if (dx < 32 + radius && dy < 32 + radius) {
		return true;
	}
	return false;
}
function hasLineOfSight(x1, y1, x2, y2) {
	var dx = x2 - x1;
	var dy = y2 - y1;
	var distance = Math.sqrt(dx * dx + dy * dy);
	var steps = Math.floor(distance / 16);
	for (var i = 0; i <= steps; i++) {
		var checkX = x1 + dx * i / steps;
		var checkY = y1 + dy * i / steps;
		if (checkCollisionWithSolids(checkX, checkY, 8)) {
			return false;
		}
	}
	return true;
}
// UI Elements
var healthBar;
var floorText;
var inventoryText;
function initializeGame() {
	player = game.addChild(new Player());
	if (currentFloor === 0) {
		player.x = 1024;
		player.y = 400; // Start on surface near cave entrance
	} else {
		player.x = 1024;
		player.y = 300; // Start in mine near entrance
	}
	// Initialize position tracking
	player.lastX = player.x;
	player.lastY = player.y;
	// Create UI - Health bar as horizontal bar (larger)
	healthBar = new Container();
	var healthBarBg = healthBar.attachAsset('wall', {
		anchorX: 0,
		anchorY: 0,
		width: 200,
		height: 30
	});
	healthBarBg.tint = 0x333333; // Dark background
	var healthBarFill = healthBar.attachAsset('wall', {
		anchorX: 0,
		anchorY: 0,
		width: 196,
		height: 26
	});
	healthBarFill.tint = 0xFF0000; // Red health fill
	healthBarFill.x = 2;
	healthBarFill.y = 2;
	healthBar.healthBarFill = healthBarFill; // Store reference for updates
	LK.gui.topLeft.addChild(healthBar);
	healthBar.x = 130;
	healthBar.y = 20;
	floorText = new Container();
	var floorSprite = floorText.attachAsset('ladder', {
		anchorX: 0,
		anchorY: 0,
		width: 40,
		height: 40
	});
	var floorNumber = new Text2('1', {
		size: 40,
		fill: 0xFFFFFF
	});
	floorNumber.anchor.set(0, 0);
	floorNumber.x = 50;
	floorNumber.y = 0;
	floorText.addChild(floorNumber);
	floorText.floorNumber = floorNumber; // Store reference for updates
	LK.gui.top.addChild(floorText);
	floorText.y = 20;
	// Create inventory button
	inventoryButton = new InventoryButton();
	inventoryButton.x = -80;
	inventoryButton.y = 80;
	LK.gui.topRight.addChild(inventoryButton);
	// Create inventory interface (initially hidden)
	inventoryInterface = new InventoryInterface();
	inventoryInterface.x = 0;
	inventoryInterface.y = 0;
	LK.gui.center.addChild(inventoryInterface);
	generateFloor();
	// Create directional control buttons in bottom left
	var buttonSize = 80;
	var buttonSpacing = 90;
	var baseX = 120;
	var baseY = -200;
	// Create up arrow button
	var upButton = new DirectionalButton('Up');
	upButton.x = baseX;
	upButton.y = baseY - buttonSpacing;
	LK.gui.bottomLeft.addChild(upButton);
	// Create down arrow button  
	var downButton = new DirectionalButton('Down');
	downButton.x = baseX;
	downButton.y = baseY + buttonSpacing;
	LK.gui.bottomLeft.addChild(downButton);
	// Create left arrow button
	var leftButton = new DirectionalButton('Left');
	leftButton.x = baseX - buttonSpacing;
	leftButton.y = baseY;
	LK.gui.bottomLeft.addChild(leftButton);
	// Create right arrow button
	var rightButton = new DirectionalButton('Right');
	rightButton.x = baseX + buttonSpacing;
	rightButton.y = baseY;
	LK.gui.bottomLeft.addChild(rightButton);
	// Create action buttons on the right side
	var actionBaseX = -120;
	var actionBaseY = -200;
	// Create pickaxe button
	var pickaxeButton = new ActionButton('pickaxe');
	pickaxeButton.x = actionBaseX;
	pickaxeButton.y = actionBaseY - buttonSpacing / 2;
	LK.gui.bottomRight.addChild(pickaxeButton);
	// Create sword button
	var swordButton = new ActionButton('sword');
	swordButton.x = actionBaseX;
	swordButton.y = actionBaseY + buttonSpacing / 2;
	LK.gui.bottomRight.addChild(swordButton);
}
function generateFloor() {
	// Clear existing objects
	clearFloor();
	if (currentFloor === 0) {
		// Generate surface floor (floor 0)
		generateSurface();
		return;
	}
	// Generate floor tiles for grid visualization
	for (var x = 64; x < 2048; x += 64) {
		for (var y = 196; y < 2700; y += 64) {
			var floorTile = new FloorTile();
			floorTile.x = x;
			floorTile.y = y;
			floorTiles.push(floorTile);
			game.addChild(floorTile);
		}
	}
	// Generate perimeter walls
	for (var x = 0; x < 2048; x += 64) {
		var topWall = new Wall();
		topWall.x = x + 32;
		topWall.y = 132;
		walls.push(topWall);
		game.addChild(topWall);
		var bottomWall = new Wall();
		bottomWall.x = x + 32;
		bottomWall.y = 2700;
		walls.push(bottomWall);
		game.addChild(bottomWall);
	}
	for (var y = 132; y < 2700; y += 64) {
		var leftWall = new Wall();
		leftWall.x = 32;
		leftWall.y = y + 32;
		walls.push(leftWall);
		game.addChild(leftWall);
		var rightWall = new Wall();
		rightWall.x = 2016;
		rightWall.y = y + 32;
		walls.push(rightWall);
		game.addChild(rightWall);
	}
	// Generate structured maze with corridors and chambers
	generateMazeStructure();
	// Pre-determine which rock will contain the ladder
	var ladderRockIndex = Math.floor(Math.random() * (15 + Math.floor(currentFloor * 2)));
	var ladderRock = null;
	// Generate rocks with different types based on floor, placed in accessible areas
	var numRocks = 15 + Math.floor(currentFloor * 2);
	for (var i = 0; i < numRocks; i++) {
		var rockType = 'rock'; // Default rock type
		var rand = Math.random();
		// Higher floors have better chances for rare materials
		var floorMultiplier = Math.min(currentFloor / 10, 1); // Cap at floor 10
		if (rand < 0.3) {
			rockType = 'coal'; // Common on all floors
		} else if (rand < 0.3 + 0.2 * floorMultiplier) {
			rockType = 'copper_ore'; // More common on higher floors
		} else if (rand < 0.3 + 0.2 * floorMultiplier + 0.15 * floorMultiplier) {
			rockType = 'iron_ore'; // Rare, more common on higher floors
		} else if (rand < 0.3 + 0.2 * floorMultiplier + 0.15 * floorMultiplier + 0.1 * floorMultiplier) {
			rockType = 'gold_ore'; // Very rare, much more common on higher floors
		} else if (rand < 0.3 + 0.2 * floorMultiplier + 0.15 * floorMultiplier + 0.1 * floorMultiplier + 0.05 * floorMultiplier) {
			rockType = 'gem'; // Extremely rare, only on higher floors
		}
		var rock = new Rock(rockType);
		var attempts = 0;
		do {
			// Generate grid-aligned positions (64x64 grid cells)
			var gridX = Math.floor(Math.random() * 26) + 3; // Grid positions 3-28
			var gridY = Math.floor(Math.random() * 32) + 5; // Grid positions 5-36
			rock.x = 64 + gridX * 64; // Center in grid cell
			rock.y = 196 + gridY * 64; // Center in grid cell
			attempts++;
		} while (checkCollisionWithSolids(rock.x, rock.y, 24) && attempts < 100);
		// If we couldn't find a good spot after 100 attempts, place it along corridors
		if (attempts >= 100) {
			var corridorGridX = Math.floor(Math.random() * 18) + 6; // Corridor area grid
			var corridorGridY = Math.floor(Math.random() * 20) + 9; // Corridor area grid
			rock.x = 64 + corridorGridX * 64;
			rock.y = 196 + corridorGridY * 64;
			// Try a few more times in corridor area
			var corridorAttempts = 0;
			while (checkCollisionWithSolids(rock.x, rock.y, 24) && corridorAttempts < 20) {
				corridorGridX = Math.floor(Math.random() * 18) + 6;
				corridorGridY = Math.floor(Math.random() * 20) + 9;
				rock.x = 64 + corridorGridX * 64;
				rock.y = 196 + corridorGridY * 64;
				corridorAttempts++;
			}
		}
		// Mark this rock as the ladder rock if it's the chosen one
		if (i === ladderRockIndex) {
			rock.hasLadder = true;
			ladderRock = rock;
		}
		rocks.push(rock);
		game.addChild(rock);
	}
	// Generate slimes in accessible areas
	var numSlimes = 3 + Math.floor(currentFloor * 1.5);
	for (var i = 0; i < numSlimes; i++) {
		var slime = new Slime();
		var attempts = 0;
		do {
			slime.x = 200 + Math.random() * 1648;
			slime.y = 300 + Math.random() * 2132;
			attempts++;
		} while (checkCollisionWithSolids(slime.x, slime.y, 20) && attempts < 100);
		// If we couldn't find a good spot after 100 attempts, place it along corridors
		if (attempts >= 100) {
			slime.x = 400 + Math.random() * 1200;
			slime.y = 600 + Math.random() * 1400;
			// Try a few more times in corridor area
			var corridorAttempts = 0;
			while (checkCollisionWithSolids(slime.x, slime.y, 20) && corridorAttempts < 20) {
				slime.x = 400 + Math.random() * 1200;
				slime.y = 600 + Math.random() * 1400;
				corridorAttempts++;
			}
		}
		slime.maxHealth += Math.floor(currentFloor * 10);
		slime.health = slime.maxHealth;
		slimes.push(slime);
		game.addChild(slime);
	}
	// Create portal at the top center (to return to surface)
	var portal = LK.getAsset('portalEntrance', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 192,
		height: 192
	});
	portal.x = 1024; // Center horizontally
	portal.y = 300; // Consistent position with surface
	portal.isPortal = true;
	game.addChild(portal);
	// Ladder will be generated when mining rocks
	ladder = null;
	// Update floor text
	floorText.floorNumber.setText(currentFloor.toString());
}
function clearFloor() {
	// Remove all floor tiles
	for (var i = 0; i < floorTiles.length; i++) {
		game.removeChild(floorTiles[i]);
	}
	floorTiles = [];
	// Remove all walls
	for (var i = 0; i < walls.length; i++) {
		game.removeChild(walls[i]);
	}
	walls = [];
	// Remove all rocks
	for (var i = 0; i < rocks.length; i++) {
		game.removeChild(rocks[i]);
	}
	rocks = [];
	// Remove all slimes
	for (var i = 0; i < slimes.length; i++) {
		game.removeChild(slimes[i]);
	}
	slimes = [];
	// Remove all resources
	for (var i = 0; i < resources.length; i++) {
		game.removeChild(resources[i]);
	}
	resources = [];
	// Remove all health items
	for (var i = 0; i < healthItems.length; i++) {
		game.removeChild(healthItems[i]);
	}
	healthItems = [];
	// Remove ladder
	if (ladder) {
		game.removeChild(ladder);
		ladder = null;
	}
	// Remove forest objects
	for (var i = 0; i < forestObjects.length; i++) {
		game.removeChild(forestObjects[i]);
	}
	forestObjects = [];
	// Remove merchant
	if (merchant) {
		game.removeChild(merchant);
		merchant = null;
	}
}
function updateInventoryInterface() {
	// Clear existing items from slots
	for (var i = 0; i < inventoryInterface.itemSlots.length; i++) {
		var slot = inventoryInterface.itemSlots[i];
		// Remove all children except the background (first child)
		while (slot.children.length > 1) {
			slot.removeChild(slot.children[slot.children.length - 1]);
		}
	}
	// Add items to slots
	var slotIndex = 0;
	for (var item in inventory) {
		if (inventory[item] > 0 && slotIndex < inventoryInterface.itemSlots.length) {
			var slot = inventoryInterface.itemSlots[slotIndex];
			// Add item sprite
			var itemSprite = LK.getAsset(item, {
				anchorX: 0.5,
				anchorY: 0.5,
				width: 50,
				height: 50
			});
			itemSprite.x = 0;
			itemSprite.y = -10;
			slot.addChild(itemSprite);
			// Add quantity text
			var quantityText = new Text2(inventory[item].toString(), {
				size: 20,
				fill: 0xFFFFFF
			});
			quantityText.anchor.set(0.5, 0);
			quantityText.x = 0;
			quantityText.y = 20;
			slot.addChild(quantityText);
			slotIndex++;
		}
	}
}
function updateUI() {
	// Update health bar - scale the fill based on health percentage (horizontal)
	var healthPercent = player.health / player.maxHealth;
	healthBar.healthBarFill.width = 196 * healthPercent;
	// Inventory is now handled by the inventory interface when opened
}
var dragNode = null;
function handleMove(x, y, obj) {
	if (dragNode) {
		var newX = x;
		var newY = y;
		// Keep player within bounds
		newX = Math.max(64, Math.min(1984, newX));
		newY = Math.max(164, Math.min(2668, newY));
		// Check collision with walls and rocks
		if (!checkCollisionWithSolids(newX, newY, 15)) {
			var oldX = dragNode.x;
			dragNode.x = newX;
			dragNode.y = newY;
			// Update player facing direction based on drag movement
			if (dragNode === player) {
				var oldY = dragNode.y;
				if (newX !== oldX) {
					if (newX > oldX) {
						player.setFacingDirection('right');
					} else if (newX < oldX) {
						player.setFacingDirection('left');
					}
				} else if (newY !== oldY) {
					if (newY > oldY) {
						player.setFacingDirection('down');
					} else if (newY < oldY) {
						player.setFacingDirection('up');
					}
				}
			}
		}
	}
}
game.move = handleMove;
game.down = function (x, y, obj) {
	dragNode = player;
	handleMove(x, y, obj);
};
game.up = function (x, y, obj) {
	dragNode = null;
};
game.update = function () {
	if (!player) return;
	// Update player
	player.update();
	// Update slimes
	for (var i = 0; i < slimes.length; i++) {
		slimes[i].update();
	}
	// Slimes now handle their own damage timing individually
	// Automatic mining removed - now controlled by left click
	// Check resource collection
	for (var i = resources.length - 1; i >= 0; i--) {
		var resource = resources[i];
		var dx = resource.x - player.x;
		var dy = resource.y - player.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 40) {
			resource.collect();
		}
	}
	// Check mined rock collection
	for (var i = rocks.length - 1; i >= 0; i--) {
		var rock = rocks[i];
		if (rock.collectable && !rock.destroyed) {
			var dx = rock.x - player.x;
			var dy = rock.y - player.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < 40) {
				rock.collect();
			}
		}
	}
	// Check health item collection
	for (var i = healthItems.length - 1; i >= 0; i--) {
		var healthItem = healthItems[i];
		var dx = healthItem.x - player.x;
		var dy = healthItem.y - player.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 40) {
			healthItem.collect();
		}
	}
	// Check ladder interaction (only in mine floors)
	if (ladder && !ladder.used && currentFloor > 0) {
		var dx = ladder.x - player.x;
		var dy = ladder.y - player.y;
		var distance = Math.sqrt(dx * dx + dy * dy);
		if (distance < 50) {
			ladder.use();
		}
	}
	// Check portal interactions
	var allChildren = game.children;
	for (var i = 0; i < allChildren.length; i++) {
		var child = allChildren[i];
		if (child.isPortal) {
			var dx = child.x - player.x;
			var dy = child.y - player.y;
			var distance = Math.sqrt(dx * dx + dy * dy);
			if (distance < 100) {
				if (currentFloor === 0) {
					// Enter mine (go to floor 1)
					currentFloor = 1;
					isInMine = true;
					generateFloor();
				} else {
					// Exit mine (go to pueblo pochis - floor 0)
					currentFloor = 0;
					isInMine = false;
					generateFloor();
				}
				break;
			}
		}
	}
	// Update UI
	updateUI();
};
// Initialize the game
initializeGame();
function generateMazeStructure() {
	// Create grid for maze generation (30x38 cells, each cell is 64x64 pixels)
	var gridWidth = 30;
	var gridHeight = 38;
	var cellSize = 64;
	var startX = 96;
	var startY = 196;
	// Create a grid to track where corridors are
	var corridorGrid = [];
	for (var x = 0; x < gridWidth; x++) {
		corridorGrid[x] = [];
		for (var y = 0; y < gridHeight; y++) {
			corridorGrid[x][y] = false;
		}
	}
	// Create main entrance tunnel from top-center
	var entranceX = Math.floor(gridWidth / 2);
	for (var y = 2; y < 8; y++) {
		corridorGrid[entranceX][y] = true;
		// Make entrance wider (3 tiles wide)
		if (entranceX - 1 >= 0) corridorGrid[entranceX - 1][y] = true;
		if (entranceX + 1 < gridWidth) corridorGrid[entranceX + 1][y] = true;
	}
	// Create main horizontal distribution corridor
	var mainCorridorY = 8;
	for (var x = 4; x < gridWidth - 4; x++) {
		corridorGrid[x][mainCorridorY] = true;
		// Make main corridor wider
		corridorGrid[x][mainCorridorY + 1] = true;
	}
	// Create realistic mining tunnels branching from main corridor
	var numMainTunnels = 4 + Math.floor(currentFloor / 3);
	var tunnelSpacing = Math.floor((gridWidth - 8) / numMainTunnels);
	for (var i = 0; i < numMainTunnels; i++) {
		var tunnelX = 4 + i * tunnelSpacing + Math.floor(Math.random() * (tunnelSpacing / 2));
		var tunnelLength = 8 + Math.floor(Math.random() * 12);
		var tunnelStartY = mainCorridorY + 2;
		// Create main mining tunnel going down
		for (var y = tunnelStartY; y < Math.min(tunnelStartY + tunnelLength, gridHeight - 2); y++) {
			corridorGrid[tunnelX][y] = true;
			// Add slight width variation to make it more natural
			if (Math.random() > 0.6) {
				if (tunnelX - 1 >= 2) corridorGrid[tunnelX - 1][y] = true;
			} else if (Math.random() > 0.6) {
				if (tunnelX + 1 < gridWidth - 2) corridorGrid[tunnelX + 1][y] = true;
			}
		}
		// Create mining chambers at the end of tunnels
		if (tunnelStartY + tunnelLength < gridHeight - 4) {
			var chamberY = tunnelStartY + tunnelLength - 2;
			var chamberSize = 2 + Math.floor(Math.random() * 2); // 2x2 or 3x3 chamber
			for (var cx = -chamberSize; cx <= chamberSize; cx++) {
				for (var cy = -1; cy <= chamberSize; cy++) {
					var newX = tunnelX + cx;
					var newY = chamberY + cy;
					if (newX >= 2 && newX < gridWidth - 2 && newY >= 2 && newY < gridHeight - 2) {
						corridorGrid[newX][newY] = true;
					}
				}
			}
		}
		// Create side branches from main tunnels (like real mine shafts)
		var numSideBranches = 1 + Math.floor(Math.random() * 2);
		for (var j = 0; j < numSideBranches; j++) {
			var branchY = tunnelStartY + 3 + Math.floor(Math.random() * (tunnelLength - 6));
			var branchDirection = Math.random() > 0.5 ? 1 : -1;
			var branchLength = 3 + Math.floor(Math.random() * 5);
			for (var k = 1; k <= branchLength; k++) {
				var branchX = tunnelX + k * branchDirection;
				if (branchX >= 2 && branchX < gridWidth - 2) {
					corridorGrid[branchX][branchY] = true;
					// Small chamber at end of side branch
					if (k === branchLength) {
						if (branchY - 1 >= 2) corridorGrid[branchX][branchY - 1] = true;
						if (branchY + 1 < gridHeight - 2) corridorGrid[branchX][branchY + 1] = true;
					}
				}
			}
		}
	}
	// Create connecting tunnels between some main tunnels (crosscuts)
	var numConnections = Math.floor(numMainTunnels / 2);
	for (var i = 0; i < numConnections; i++) {
		var connectionY = mainCorridorY + 5 + Math.floor(Math.random() * 10);
		var startX = 4 + Math.floor(Math.random() * (gridWidth - 12));
		var endX = startX + 4 + Math.floor(Math.random() * 6);
		for (var x = startX; x <= Math.min(endX, gridWidth - 3); x++) {
			if (connectionY >= 2 && connectionY < gridHeight - 2) {
				corridorGrid[x][connectionY] = true;
			}
		}
	}
	// Convert corridor grid to walls (fill in non-corridor spaces)
	for (var x = 2; x < gridWidth - 2; x++) {
		for (var y = 2; y < gridHeight - 2; y++) {
			if (!corridorGrid[x][y]) {
				var wall = new Wall();
				// Align wall to grid cell center (64x64 grid cells)
				wall.x = 64 + x * cellSize; // Center in grid cell
				wall.y = 196 + y * cellSize; // Center in grid cell
				walls.push(wall);
				game.addChild(wall);
			}
		}
	}
	// Add structural support pillars in wider areas
	var numPillars = Math.floor(currentFloor / 3);
	for (var i = 0; i < numPillars; i++) {
		var pillarX = Math.floor(6 + Math.random() * (gridWidth - 12));
		var pillarY = Math.floor(mainCorridorY + 3 + Math.random() * (gridHeight - mainCorridorY - 6));
		// Only place pillar if it's in a corridor and won't block paths
		if (corridorGrid[pillarX][pillarY]) {
			var canPlace = true;
			// Check if placing pillar would block critical paths
			for (var dx = -1; dx <= 1 && canPlace; dx++) {
				for (var dy = -1; dy <= 1 && canPlace; dy++) {
					var checkX = pillarX + dx;
					var checkY = pillarY + dy;
					if (checkX >= 0 && checkX < gridWidth && checkY >= 0 && checkY < gridHeight) {
						// Don't place if it would create a dead end
						if (!corridorGrid[checkX][checkY] && (dx === 0 || dy === 0)) {
							var adjacentCorridors = 0;
							if (checkX > 0 && corridorGrid[checkX - 1][checkY]) adjacentCorridors++;
							if (checkX < gridWidth - 1 && corridorGrid[checkX + 1][checkY]) adjacentCorridors++;
							if (checkY > 0 && corridorGrid[checkX][checkY - 1]) adjacentCorridors++;
							if (checkY < gridHeight - 1 && corridorGrid[checkX][checkY + 1]) adjacentCorridors++;
							if (adjacentCorridors < 2) canPlace = false;
						}
					}
				}
			}
			if (canPlace && Math.random() > 0.3) {
				var wall = new Wall();
				// Align pillar wall to grid cell center (64x64 grid cells) 
				wall.x = 64 + pillarX * cellSize; // Center in grid cell
				wall.y = 196 + pillarY * cellSize; // Center in grid cell
				walls.push(wall);
				game.addChild(wall);
			}
		}
	}
}
function generateSurface() {
	// Generate grass floor tiles
	for (var x = 64; x < 2048; x += 64) {
		for (var y = 196; y < 2700; y += 64) {
			var grassTile = LK.getAsset('grass', {
				anchorX: 0.5,
				anchorY: 0.5,
				width: 64,
				height: 64
			});
			grassTile.x = x;
			grassTile.y = y;
			grassTile.alpha = 0.7;
			floorTiles.push(grassTile);
			game.addChild(grassTile);
		}
	}
	// Create portal at the center
	var portal = LK.getAsset('portalEntrance', {
		anchorX: 0.5,
		anchorY: 0.5,
		width: 192,
		height: 192
	});
	portal.x = 1024; // Center horizontally
	portal.y = 300; // Accessible position
	portal.isPortal = true;
	game.addChild(portal);
	// Create merchant NPC
	merchant = new Merchant();
	merchant.x = 800; // Left side of cave entrance
	merchant.y = 400;
	game.addChild(merchant);
	// Generate forest environment
	// Add trees around the perimeter
	for (var i = 0; i < 15; i++) {
		var tree = LK.getAsset('tree', {
			anchorX: 0.5,
			anchorY: 0.5,
			width: 128,
			height: 128
		});
		var attempts = 0;
		do {
			tree.x = 150 + Math.random() * 1748;
			tree.y = 250 + Math.random() * 2200;
			attempts++;
		} while (Math.abs(tree.x - 1024) < 200 && Math.abs(tree.y - 350) < 150 && attempts < 50);
		forestObjects.push(tree);
		game.addChild(tree);
	}
	// Add bushes scattered around
	for (var i = 0; i < 25; i++) {
		var bush = LK.getAsset('bush', {
			anchorX: 0.5,
			anchorY: 0.5,
			width: 64,
			height: 64
		});
		var attempts = 0;
		do {
			bush.x = 150 + Math.random() * 1748;
			bush.y = 250 + Math.random() * 2200;
			attempts++;
		} while (Math.abs(bush.x - 1024) < 150 && Math.abs(bush.y - 350) < 100 && attempts < 50);
		forestObjects.push(bush);
		game.addChild(bush);
	}
	isInMine = false;
}
function openMerchantInterface() {
	// Simple merchant interaction - sell all items
	var totalValue = 0;
	var itemsSold = [];
	for (var item in inventory) {
		if (inventory[item] > 0) {
			var itemValue = getItemValue(item);
			var itemTotal = inventory[item] * itemValue;
			totalValue += itemTotal;
			itemsSold.push(item + ' x' + inventory[item] + ' = ' + itemTotal + ' coins');
			inventory[item] = 0; // Clear inventory
		}
	}
	if (totalValue > 0) {
		LK.setScore(LK.getScore() + totalValue);
		// Visual feedback
		LK.effects.flashScreen(0x00FF00, 500);
	}
}
function getItemValue(itemType) {
	switch (itemType) {
		case 'rock':
			return 1;
		case 'coal':
			return 3;
		case 'copper_ore':
			return 5;
		case 'iron_ore':
			return 8;
		case 'gold_ore':
			return 15;
		case 'gem':
			return 25;
		case 'slime':
			return 2;
		default:
			return 1;
	}
}

===================================================================
--- original.js
+++ change.js
@@ -248,10 +248,10 @@
 	var self = Container.call(this);
 	var npcGraphics = self.attachAsset('npc', {
 		anchorX: 0.5,
 		anchorY: 0.5,
-		width: 64,
-		height: 64
+		width: 192,
+		height: 192
 	});
 	self.down = function (x, y, obj) {
 		// Open merchant interface
 		openMerchantInterface();
@@ -948,9 +948,9 @@
 		width: 192,
 		height: 192
 	});
 	portal.x = 1024; // Center horizontally
-	portal.y = 260; // Just below the top wall
+	portal.y = 300; // Consistent position with surface
 	portal.isPortal = true;
 	game.addChild(portal);
 	// Ladder will be generated when mining rocks
 	ladder = null;